macOS High Sierra 10.13.4 Security Update Released for Download

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macOS High Sierra 10.13.4 Security Update Released for Download

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On top of releasing iOS 11.3.1 this morning, Apple has also pushed out a security update for macOS High Sierra 10.13.4 (2018-001), which “is recommended for all users and improves the security of macOS”.

Below are the security fixes as noted in Apple’s documentation on the update, which note it fixes a bug where an app could “gain elevated privileges” and also a bug related to UI spoofing from a “maliciously crafted text message”: